let student = {
name: 'John'
}
let setNewValue = {
set: function(obj, prop, value) {
obj[prop] = value;
return;
}
};
// setting new proxy
let person = new Proxy(student, setNewValue);
// setting new key/value
person.age = 25;
console.log(person); // Proxy {name: "John", age: 25}